S-96877A713 4-40 x 1 1/2" FF-S-92, QQ-P-35, MS51959-23, SAE AMS2700 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable performance under demanding mechanical loads.
- Fully threaded design provides maximum grip and uniform load distribution across the entire length.
- Standard 82° countersink angle and flat head allows for a flush, secure fit in tapered seating surfaces.
- Coarse UNC threads with Class 2A fit offer quick assembly and reduced risk of cross-threading.
- Phillips No. 1 drive enables efficient installation with common tools, minimizing slippage.
- Compliance with multiple industry standards guarantees consistent quality and material integrity.
Professional Applications & Engineering Value
This 4-40 UNC flat head screw in passivated 18-8 stainless steel is engineered to address common industrial challenges such as corrosion, vibration loosening, and high-stress applications. The fully threaded coarse thread design ensures rapid installation and robust holding power in materials like metal, plastic, and composites, making it ideal for assembly lines, machinery, and electronic enclosures. The Phillips drive provides a secure tool engagement, reducing cam-out risks during high-torque fastening. Its 70,000 psi tensile strength and corrosion-resistant finish deliver long-term reliability in demanding environments, from aerospace to automotive sectors, where precision and durability are critical.
Specification Summary & Compliance
This screw adheres to precise Class 2A thread fit and UNC coarse thread standards, ensuring dimensional accuracy and compatibility. It meets Fed. Spec. FF-S-92, QQ-P-35, MS51959-23, and SAE AMS2700 manufacturing specifications, confirming material and performance consistency. Additionally, it is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, supporting environmental and safety regulations for global industrial use.
